<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <title>index</title>
  </head>
  <body>
    <h3>This is index</h3>
    template data: {{ . }} </br>
    MD5加密name:{{md5 .name}}  </br>

    循环:
    {{range $i, $v := (md5 .name)}}
        {{ $i }}:{{ $v }}
    {{end}}    
  </body>
</html>